From d6474b4aca7f054d00df350c716709475ef0f49b Mon Sep 17 00:00:00 2001 From: Morph <39850852+Morph1984@users.noreply.github.com> Date: Sat, 16 May 2020 07:24:57 -0400 Subject: [PATCH 1/3] common/cpu_detect: Add AVX512 detection --- src/common/x64/cpu_detect.cpp | 5 +++++ src/common/x64/cpu_detect.h | 1 + 2 files changed, 6 insertions(+) diff --git a/src/common/x64/cpu_detect.cpp b/src/common/x64/cpu_detect.cpp index c9349a6b4..f35dcb498 100644 --- a/src/common/x64/cpu_detect.cpp +++ b/src/common/x64/cpu_detect.cpp @@ -110,6 +110,11 @@ static CPUCaps Detect() { caps.bmi1 = true; if ((cpu_id[1] >> 8) & 1) caps.bmi2 = true; + // Checks for AVX512F, AVX512CD, AVX512VL, AVX512DQ, AVX512BW (Intel Skylake-X/SP) + if ((cpu_id[1] >> 16) & 1 && (cpu_id[1] >> 28) & 1 && (cpu_id[1] >> 31) & 1 && + (cpu_id[1] >> 17) & 1 && (cpu_id[1] >> 30) & 1) { + caps.avx512 = caps.avx2; + } } } diff --git a/src/common/x64/cpu_detect.h b/src/common/x64/cpu_detect.h index 20f2ba234..7606c3f7b 100644 --- a/src/common/x64/cpu_detect.h +++ b/src/common/x64/cpu_detect.h @@ -19,6 +19,7 @@ struct CPUCaps { bool lzcnt; bool avx; bool avx2; + bool avx512; bool bmi1; bool bmi2; bool fma; From 97ba520434cceb42af3b17a59c731dd734e9108f Mon Sep 17 00:00:00 2001 From: Morph <39850852+Morph1984@users.noreply.github.com> Date: Sat, 16 May 2020 07:25:13 -0400 Subject: [PATCH 2/3] common/telemetry: Add AVX512 to telemetry --- src/common/telemetry.cpp | 1 + 1 file changed, 1 insertion(+) diff --git a/src/common/telemetry.cpp b/src/common/telemetry.cpp index 200c6489a..16d42facd 100644 --- a/src/common/telemetry.cpp +++ b/src/common/telemetry.cpp @@ -60,6 +60,7 @@ void AppendCPUInfo(FieldCollection& fc) { fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AES", Common::GetCPUCaps().aes); fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX", Common::GetCPUCaps().avx); fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX2", Common::GetCPUCaps().avx2); + fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX512", Common::GetCPUCaps().avx512); fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_BMI1", Common::GetCPUCaps().bmi1); fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_BMI2", Common::GetCPUCaps().bmi2); fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_FMA", Common::GetCPUCaps().fma); From 9bb5bf0b2bf62207c117f05aa76d0540b6e106fd Mon Sep 17 00:00:00 2001 From: Morph <39850852+Morph1984@users.noreply.github.com> Date: Sat, 16 May 2020 07:35:15 -0400 Subject: [PATCH 3/3] main: Append AVX and FMA instructions to cpu string Append AVX and FMA instructions to cpu string if the host cpu supports them --- src/yuzu/main.cpp | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp index 4119d7907..059b96e70 100644 --- a/src/yuzu/main.cpp +++ b/src/yuzu/main.cpp @@ -217,7 +217,20 @@ GMainWindow::GMainWindow() LOG_INFO(Frontend, "yuzu Version: {} | {}-{}", yuzu_build_version, Common::g_scm_branch, Common::g_scm_desc); #ifdef ARCHITECTURE_x86_64 - LOG_INFO(Frontend, "Host CPU: {}", Common::GetCPUCaps().cpu_string); + const auto& caps = Common::GetCPUCaps(); + std::string cpu_string = caps.cpu_string; + if (caps.avx || caps.avx2 || caps.avx512) { + cpu_string += " | AVX"; + if (caps.avx512) { + cpu_string += "512"; + } else if (caps.avx2) { + cpu_string += '2'; + } + if (caps.fma || caps.fma4) { + cpu_string += " | FMA"; + } + } + LOG_INFO(Frontend, "Host CPU: {}", cpu_string); #endif LOG_INFO(Frontend, "Host OS: {}", QSysInfo::prettyProductName().toStdString()); LOG_INFO(Frontend, "Host RAM: {:.2f} GB",